Finding the Fourth Proportional to 643,905.59, 965,857.50 and 244,545.62
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Solution
The fourth proportional to 643,905.59, 965,857.50 and 244,545.62 is: 366,818.09
Step by Step Solution
- Step 1: Write the proportion equation
643,905.59 : 965,857.50 = 244,545.62 : x - Step 2: Convert to fraction form
643,905.59/965,857.50 = 244,545.62/x - Step 3: Cross multiply
643,905.59x = 965,857.50 × 244,545.62 - Step 4: Simplify right side
643,905.59x = 236,196,216,339.86 - Step 5: Solve for x
x = 236,196,216,339.86/643,905.59 - Step 6: Final answer
x = 366,818.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.